 /*******************************************************************************
  * Copyright (c) 2000, 2005 IBM Corporation and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v1.0
  * which accompanies this distribution, and is available at
  * http://www.eclipse.org/legal/epl-v10.html
  *
  * Contributors:
  * IBM Corporation - initial API and implementation
  *******************************************************************************/
 package org.eclipse.core.resources;

 import org.eclipse.core.runtime.CoreException;

 /**
  * An objects that visits resource deltas.
  * <p>
  * Usage:
  * <pre>
  * class Visitor implements IResourceDeltaVisitor {
  * public boolean visit(IResourceDelta delta) {
  * switch (delta.getKind()) {
  * case IResourceDelta.ADDED :
  * // handle added resource
  * break;
  * case IResourceDelta.REMOVED :
  * // handle removed resource
  * break;
  * case IResourceDelta.CHANGED :
  * // handle changed resource
  * break;
  * }
  * return true;
  * }
  * }
  * IResourceDelta rootDelta = ...;
  * rootDelta.accept(new Visitor());
  * </pre>
  * </p>
  * <p>
  * Clients may implement this interface.
  * </p>
  *
  * @see IResource#accept(IResourceVisitor)
  */
 public interface IResourceDeltaVisitor {
     /**
      * Visits the given resource delta.
      *
      * @return <code>true</code> if the resource delta's children should
      * be visited; <code>false</code> if they should be skipped.
      * @exception CoreException if the visit fails for some reason.
      */
     public boolean visit(IResourceDelta delta) throws CoreException;
 }

